HOLLEY SNIPER EFI
HOLLEY SNIPER EFI 4150 SUPER SNIPER 650
650 HP Sniper EFI 4 Barrel Fuel Injection Conversion – Self-Tuning Kit + Handheld EFI Monitor – Shiny Finish
Part # 550-518
Introducing Holley Super Sniper EFI! Looking to convert your blow thru carbureted turbo engine to EFI? Look no further. Holley offers a 650 HP four injector version for lower horsepower applications with a power adder or someone just needing additional sensor inputs. Did we mention the Super Sniper also has full nitrous control built-in? That’s right, no need for a separate nitrous controller! Every Super Sniper EFI system also comes with a USB to CAN tuning cable, as well as free downloadable Sniper EFI Software to give you unlimited control of your engine.
Features:
- 650 HP version features four 100 Lb/Hr Injectors
- Compatible with Draw-Thru or Blow-Thru forced induction applications
- User-friendly Boost Control with handheld adjustability
- Programmable Target Air Fuel Ratios per Boost level
- Advanced boost control is available via free Sniper EFI tuning software, including Boost vs RPM and Boost vs Time – Same popular boost control offered in Holley HP and Dominator EFI systems!
- 2.5 Bar MAP sensor included which safely works on applications up to 21.5 PSI
- Built-in Single stage progressive nitrous control
- Dry or Wet Nitrous Support
- Progressive or Non-Progressive control strategies
- Lean/Rich AFR Cutoff
- Time or RPM based Timing Retard and much more!
- Integrated ignition timing control for precise timing curves
- Programmable inputs and outputs
- Three Programmable 0-5V Sensor Inputs for Oil/Fuel/Dome or Nitrous Pressure Sensors
- Six Programmable Ground Outputs
- One +5v Reference Output – +5V Power Supply for 0-5v Sensors
- One Sensor Ground – Ground supply for 0-5v Sensors
- Internal fuel pressure regulator eliminates the hassle of plumbing an external fuel pressure regulator (Preset to 58.5 PSI) for N/A or Nitrous applications
- Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
- Only 4 Wiring Connections Required! (Battery +, Battery-, Switched Ignition & RPM)
- High-Resolution Full Color Touchscreen for initial Setup, Tuning, and Gauge Displays
- Simple Calibration Wizard (Answer a few questions about your engine, and it creates the base map, then starts tuning on its own!) – NO laptop required!
- The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn!
- OEM Style TPS/IAC and fuel pressure regulator, for years of dependable service
- Included clamp-on oxygen sensor kit ensures a leak-free oxygen sensor installation, with Stainless Steel T-Bolt clamps and a Stainless Steel (Weldable) oxygen sensor flange
- Throttle body mounted ECU – no extra boxes to mount
- USB to CAN Communication cable included for easy laptop tuning of advanced controls
- Dual Pattern bolt on carburetor replacement, designed to fit 4150 Flange & Spread Bore manifolds – (Spread Bore Sealing Plate Part #9006 recommended)
- Compatible with Holley EFI analog gauges and electronic dashes
- Patent Pending
| Brand | Holley Sniper EFI |
|---|---|
| CFM | 800 |
| Emission Code | 3 |
| Finish | Shiny |
| Height | 3.28″ |
| Injector Size | 100 lb/hr @ 58.5 PSI |
| Inlet / Outlet Size | 9/16-18 Female O-Ring (AN 6) |
| MAP Sensor | 2.5Bar |
| Max Horsepower Rating | 650 Forced Induction |
| Product Type | Sniper 4BBL TBI Kits |
| Transmission | 700R4/200R4 |
| TH350 | |
| UPC | 090127039663 |
| Part Number | 550-518 |
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